我们从Python开源项目中，提取了以下50个代码示例，用于说明如何使用types.FrameType()。
def isframe(object): """Return true if the object is a frame object. Frame objects provide these attributes: f_back next outer frame object (this frame's caller) f_builtins built-in namespace seen by this frame f_code code object being executed in this frame f_exc_traceback traceback if raised in this frame, or None f_exc_type exception type if raised in this frame, or None f_exc_value exception value if raised in this frame, or None f_globals global namespace seen by this frame f_lasti index of last attempted instruction in bytecode f_lineno current line number in Python source code f_locals local namespace seen by this frame f_restricted 0 or 1 if frame is in restricted execution mode f_trace tracing function for this frame, or None""" return isinstance(object, types.FrameType)
def interpret(source, frame, should_fail=False): module = Interpretable(parse(source, 'exec').node) #print "got module", module if isinstance(frame, types.FrameType): frame = py.code.Frame(frame) try: module.run(frame) except Failure: e = sys.exc_info()[1] return getfailure(e) except passthroughex: raise except: traceback.print_exc() if should_fail: return ("(assertion failed, but when it was re-run for " "printing intermediate values, it did not fail. Suggestions: " "compute assert expression before the assert or use --assert=plain)") else: return None
def interpret(source, frame, should_fail=False): module = Interpretable(parse(source, 'exec').node) #print "got module", module if isinstance(frame, types.FrameType): frame = py.code.Frame(frame) try: module.run(frame) except Failure: e = sys.exc_info()[1] return getfailure(e) except passthroughex: raise except: import traceback traceback.print_exc() if should_fail: return ("(assertion failed, but when it was re-run for " "printing intermediate values, it did not fail. Suggestions: " "compute assert expression before the assert or use --nomagic)") else: return None
def getlineno(frame): """Get the line number from a frame object, allowing for optimization.""" # FrameType.f_lineno is now a descriptor that grovels co_lnotab return frame.f_lineno
def is_internal_attribute(obj, attr): """Test if the attribute given is an internal python attribute. For example this function returns `True` for the `func_code` attribute of python objects. This is useful if the environment method :meth:`~SandboxedEnvironment.is_safe_attribute` is overridden. >>> from jinja2.sandbox import is_internal_attribute >>> is_internal_attribute(str, "mro") True >>> is_internal_attribute(str, "upper") False """ if isinstance(obj, types.FunctionType): if attr in UNSAFE_FUNCTION_ATTRIBUTES: return True elif isinstance(obj, types.MethodType): if attr in UNSAFE_FUNCTION_ATTRIBUTES or \ attr in UNSAFE_METHOD_ATTRIBUTES: return True elif isinstance(obj, type): if attr == 'mro': return True elif isinstance(obj, (types.CodeType, types.TracebackType, types.FrameType)): return True elif isinstance(obj, types.GeneratorType): if attr in UNSAFE_GENERATOR_ATTRIBUTES: return True return attr.startswith('__')
def _stackless_schedule_cb(self, prev, next): current = stackless.getcurrent() if not current: return current_tf = current.trace_function try: current.trace_function = None self.stepping = STEPPING_NONE # If the current frame has no trace function, we may need to get it # from the previous frame, depending on how we ended up in the # callback. if current_tf is None: f_back = current.frame.f_back if f_back is not None: current_tf = f_back.f_trace if next is not None: # Assign our trace function to the current stack f = next.frame if next is current: f = f.f_back while f: if isinstance(f, types.FrameType): f.f_trace = self.trace_func f = f.f_back next.trace_function = self.trace_func finally: current.trace_function = current_tf
def is_internal_attribute(obj, attr): """Test if the attribute given is an internal python attribute. For example this function returns `True` for the `func_code` attribute of python objects. This is useful if the environment method :meth:`~SandboxedEnvironment.is_safe_attribute` is overridden. >>> from jinja2.sandbox import is_internal_attribute >>> is_internal_attribute(str, "mro") True >>> is_internal_attribute(str, "upper") False """ if isinstance(obj, types.FunctionType): if attr in UNSAFE_FUNCTION_ATTRIBUTES: return True elif isinstance(obj, types.MethodType): if attr in UNSAFE_FUNCTION_ATTRIBUTES or \ attr in UNSAFE_METHOD_ATTRIBUTES: return True elif isinstance(obj, type): if attr == 'mro': return True elif isinstance(obj, (types.CodeType, types.TracebackType, types.FrameType)): return True elif isinstance(obj, types.GeneratorType): if attr in UNSAFE_GENERATOR_ATTRIBUTES: return True elif hasattr(types, 'CoroutineType') and isinstance(obj, types.CoroutineType): if attr in UNSAFE_COROUTINE_ATTRIBUTES: return True elif hasattr(types, 'AsyncGeneratorType') and isinstance(obj, types.AsyncGeneratorType): if attr in UNSAFE_ASYNC_GENERATOR_ATTRIBUTES: return True return attr.startswith('__')
def _sigint_handler(sig: int, frame: FrameType) -> None: print_warning("CTRL+BREAK. Exiting.") for k in break_handlers.keys(): break_handlers[k]() sys.exit(1)
def has_optional_kwarg(a: int, b: str = None) -> Optional[FrameType]: return inspect.currentframe()
def has_locals(foo: str) -> Optional[FrameType]: bar = 'baz' # noqa - Needed to ensure non-argument locals are present in the returned frame return inspect.currentframe()
def a_static_method() -> Optional[FrameType]: return inspect.currentframe()
def a_class_method(cls) -> Optional[FrameType]: return inspect.currentframe()
def an_instance_method(self) -> Optional[FrameType]: return inspect.currentframe()
def a_module_function() -> Optional[FrameType]: return inspect.currentframe()
def a_static_method(foo: Any) -> Optional[FrameType]: return inspect.currentframe()
def a_class_method(cls, foo: Any) -> Optional[FrameType]: return inspect.currentframe()
def an_instance_method(self, foo: Any, bar: Any) -> Optional[FrameType]: return inspect.currentframe()
def a_property(self) -> Optional[FrameType]: return inspect.currentframe()
def a_settable_property(self, unused) -> Optional[FrameType]: return inspect.currentframe()
def isframe(object): """Return true if the object is a frame object. Frame objects provide these attributes: f_back next outer frame object (this frame's caller) f_builtins built-in namespace seen by this frame f_code code object being executed in this frame f_globals global namespace seen by this frame f_lasti index of last attempted instruction in bytecode f_lineno current line number in Python source code f_locals local namespace seen by this frame f_trace tracing function for this frame, or None""" return isinstance(object, types.FrameType)
